Accrued expenses and other long-term liabilities (Detail) - USD ($) $ in Thousands	Oct. 31, 2016	Oct. 31, 2015
Schedule of Accrued Liabilities [Line Items]
Wages payable	$ 941	$ 978
Accrued receipts	578	438
Earn-out liability	707	1,150
Other current liabilities	544	302
Totals	$ 2,770	$ 2,868